dt-bindings: mfd: qcom,tcsr: Add compatible for SDX75

Document the qcom,sdx75-tcsr compatible.

Signed-off-by: Rohit Agarwal <quic_rohiagar@quicinc.com>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Link: https://lore.kernel.org/r/20240426055326.3141727-3-quic_rohiagar@quicinc.com


Signed-off-by: Lee Jones <lee@kernel.org>